Am I affected by Log4Shell?
Enter the PHP version your server runs. Nothing leaves your browser.
Option A · Enter version
Presets:
Option B · One click
Run local check script in your terminal
Read-only. Detects PHP version, SAPI and exposed php-cgi handlers, then prints a verdict.
shell
$ curl -sSL https://thoralox.com/check/log4shell.sh | bash